Home / 54,083.97-74,635.56-30,210.57

Finding the Fourth Proportional to 54,083.97, 74,635.56 and 30,210.57

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Solution

The fourth proportional to 54,083.97, 74,635.56 and 30,210.57 is: 41,690.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,083.97 : 74,635.56 = 30,210.57 : x
  2. Step 2: Convert to fraction form
    54,083.97/74,635.56 = 30,210.57/x
  3. Step 3: Cross multiply
    54,083.97x = 74,635.56 × 30,210.57
  4. Step 4: Simplify right side
    54,083.97x = 2,254,782,809.87
  5. Step 5: Solve for x
    x = 2,254,782,809.87/54,083.97
  6. Step 6: Final answer
    x = 41,690.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.